SuMin Lee

Title: Innovations of SuMin Lee in Composite Materials

Introduction

SuMin Lee is a notable inventor based in Daejeon, South Korea. He has made significant contributions to the field of composite materials, particularly through his innovative patents. With a total of 4 patents, Lee's work focuses on enhancing the mechanical properties of composites while maintaining their conductivity.

Latest Patents

One of SuMin Lee's latest patents is a composite with improved mechanical properties and a molded article that includes the same. This invention provides a composite obtained by processing a resin composition that includes a thermoplastic resin and multi-walled carbon nanotubes. The multi-walled carbon nanotubes have an average diameter of 10 nm-3 nm and an Id/Ig of 0.6 or more. The walls of these nanotubes consist of 10 or more layers of graphene, and the rate of residual length of the carbon nanotubes present in the composite is 40% or more. This composite exhibits improved mechanical properties without a deterioration of conductivity, making it suitable for manufacturing various molded articles.

Another patent by Lee also focuses on a composite with improved mechanical properties and a molded article. This invention similarly involves a resin composition that includes a thermoplastic resin, multi-walled carbon nanotubes, and a reinforcing material. The multi-walled carbon nanotubes in this patent have an average diameter of 10 nm or more and an Id/Ig of 1 or less. The structural integrity of the composite is maintained with a residual length rate of 40% or more, ensuring enhanced mechanical properties without sacrificing conductivity.

Career Highlights

SuMin Lee is currently associated with LG Chem, Ltd., a leading company in the chemical industry. His work at LG Chem has allowed him to focus on developing advanced materials that can be utilized in various applications.

Collaborations

Lee has collaborated with notable coworkers, including GiDae Choi and YeonSik Choi, who contribute to his innovative projects and research endeavors.

Conclusion

SuMin Lee's contributions to composite materials through his patents demonstrate his commitment to innovation in the field. His work not only enhances the mechanical properties of materials but also opens new avenues for their application in various industries.